Remove usage of parameter enforce_type
Remove usage of parameter enforce_type

DeprecationWarning: "Using the 'enforce_type' argument is deprecated
in version '4.0' and will be removed in version '5.0': The argument
enforce_type has changed its default value to True and then will
be removed completely."

Change-Id: I1043031efab084df3ac4ebfab5949a1ae6551d53

openstack/senlin,stackforge/senlin,stackforge/senlin,openstack/senlin,openstack/senlin